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1 US2020182612A1
Range Finder
Publication/Patent Number: US2020182612A1 Publication Date: 2020-06-11 Application Number: 16/684,628 Filing Date: 2019-11-15 Inventor: Lu, Xin-xin   Liu, Hua-tang   Luo, Sheng   Lu, Han   Song peng fei   Assignee: Sintai Optical (Shenzhen) Co., Ltd.   Asia Optical Co., Inc.   IPC: G01C3/08 Abstract: A range finder includes an image capturing module, a transceiver module, a switching module, an output device and a processing unit. The image capturing module is configured to receive a first light beam emitted by an object. The transceiver module is configured to emit a second light beam to the object and receive the second light beam reflected by the object for obtaining a distance between the range finder and the object. The switching module is configured to output an electrical signal corresponding to a selected operating mode selected from a plurality of operating modes. The output device is configured to show the selected operating mode corresponding to the electrical signal. The processing unit is connected to the image capturing module, the transceiver module and the output device for receiving the electrical signal and controlling the image capturing module, the transceiver module and the output device.
2 TW201939051A
Online voltage self-adaptive and regulatory testing system including a resistance adjusting unit, a selecting unit, a processing unit and a display unit
Publication/Patent Number: TW201939051A Publication Date: 2019-10-01 Application Number: 107108680 Filing Date: 2018-03-14 Inventor: Song peng fei   Assignee: ALPHA NETWORKS INC.   IPC: G05F1/46 Abstract: The present invention is an online voltage self-adaptive and regulatory testing system, including a resistance adjusting unit, a selecting unit, a processing unit and a display unit, wherein the processing unit is electrically connected to each unit respectively. An upper threshold value and a lower threshold value are set in the processing unit. When the regulatory testing system is connected to a device to be tested, the processing unit can control the selecting unit so that the resistance adjusting unit is connected to the feedback loop of the power supply circuit of the device to be tested, and can compare an output voltage value of the device to be tested with the threshold values. When the output voltage value is not between the threshold values, the processing unit adjusts the resistance value of the resistance adjusting unit to change the output voltage value of the device to be tested, causing the output voltage value to be between the threshold values. Also, the processing unit causes the display unit to display the current testing states.
3 TWI642951B
Online voltage self-adaptive and regulatory testing system including a resistance adjusting unit, a selecting unit, a processing unit and a display unit
Publication/Patent Number: TWI642951B Publication Date: 2018-12-01 Application Number: 107108680 Filing Date: 2018-03-14 Inventor: Song peng fei   Assignee: ALPHA NETWORKS INC.   IPC: G05F1/46 Abstract: The present invention is an online voltage self-adaptive and regulatory testing system, including a resistance adjusting unit, a selecting unit, a processing unit and a display unit, wherein the processing unit is electrically connected to each unit respectively. An upper threshold value and a lower threshold value are set in the processing unit. When the regulatory testing system is connected to a device to be tested, the processing unit can control the selecting unit so that the resistance adjusting unit is connected to the feedback loop of the power supply circuit of the device to be tested, and can compare an output voltage value of the device to be tested with the threshold values. When the output voltage value is not between the threshold values, the processing unit adjusts the resistance value of the resistance adjusting unit to change the output voltage value of the device to be tested, causing the output voltage value to be between the threshold values. Also, the processing unit causes the display unit to display the current testing states.
4 US2011299061A1
LASER RANGE FINDING DEVICE AND DISTANCE MEASUREMENT METHOD THEREOF
Publication/Patent Number: US2011299061A1 Publication Date: 2011-12-08 Application Number: 13/208,125 Filing Date: 2011-08-11 Inventor: Luo, Yin-long   Liang, Sheng   Song peng fei   Chien, Pie-yau   Liu, Hua-tang   Assignee: Luo, Yin-Long   Liang, Sheng   Song peng fei   Chien, Pie-Yau   Liu, Hua-Tang   IPC: G01C3/08 Abstract: A distance measurement method for use in a laser range finding device to measure a distance between the laser range finding device and a target is disclosed. The method comprises the following steps. A laser signal is sent to the target in a first time point. A reflected laser signal reflected by the target is then received. A digital signal having a plurality of signal values ranging from 0 to N is obtained by sampling the reflected laser signal with a sampling signal, wherein N is an integer larger than two. A maximum signal value among the signal values is obtained. The distance is calculated according to the first time point and a second time point where the maximum signal value is generated.
5 US8018580B2
Laser range finding device and distance measurement method thereof
Publication/Patent Number: US8018580B2 Publication Date: 2011-09-13 Application Number: 12/885,852 Filing Date: 2010-09-20 Inventor: Luo, Yin-long   Liang, Sheng   Song peng fei   Chien, Pie-yau   Liu, Hua-tang   Assignee: Asia Optical Co., Inc.   IPC: G01C3/08 Abstract: A distance measurement method for use in a laser range finding device to measure a distance between the laser range finding device and a target is disclosed. The method comprises the following steps. A laser signal is sent to the target in a first time point. A reflected laser signal reflected by the target is then received. A digital signal having a plurality of signal values ranging from 0 to N is obtained by sampling the reflected laser signal with a sampling signal, wherein N is an integer larger than two. A maximum signal value among the signal values is obtained. The distance is calculated according to the first time point and a second time point where the maximum signal value is generated.
6 US2011013173A1
LASER RANGE FINDING DEVICE AND DISTANCE MEASUREMENT METHOD THEREOF
Publication/Patent Number: US2011013173A1 Publication Date: 2011-01-20 Application Number: 12/885,852 Filing Date: 2010-09-20 Inventor: Luo, Yin-long   Liang, Sheng   Song peng fei   Chien, Pie-yau   Liu, Hua-tang   Assignee: Luo, Yin-Long   Liang, Sheng   Song peng fei   Chien, Pie-Yau   Liu, Hua-Tang   IPC: G01C3/08 Abstract: A distance measurement method for use in a laser range finding device to measure a distance between the laser range finding device and a target is disclosed. The method comprises the following steps. A laser signal is sent to the target in a first time point. A reflected laser signal reflected by the target is then received. A digital signal having a plurality of signal values ranging from 0 to N is obtained by sampling the reflected laser signal with a sampling signal, wherein N is an integer larger than two. A maximum signal value among the signal values is obtained. The distance is calculated according to the first time point and a second time point where the maximum signal value is generated.
7 TWI333541B
Laser range finder and related range measurement method
Publication/Patent Number: TWI333541B Publication Date: 2010-11-21 Application Number: 96122879 Filing Date: 2007-06-25 Inventor: Sheng, Liang   Luo, Yin-long   Song peng fei   Chien, Pie Yau   Liu, Hua Tang   Assignee: Asia Optical Co., Inc.   IPC: G01C3/08 Abstract: A method for determining a distance between a laser range finder and a target is disclosed. The method comprises following steps. A laser signal is sent to the target in a first time point. A reflected laser signal reflected by the target is then received. A digital signal having a plurality of signal values ranging from 0 to N is obtained by sampling the reflected laser signal with a sampling signal
8 US7800737B2
Laser range finding device and distance measurement method thereof
Publication/Patent Number: US7800737B2 Publication Date: 2010-09-21 Application Number: 12/047,350 Filing Date: 2008-03-13 Inventor: Luo, Yin-long   Liang, Sheng   Song peng fei   Chien, Pie-yau   Liu, Hua-tang   Assignee: Asia Optical Co., Inc.   IPC: G01C3/08 Abstract: A distance measurement method for use in a laser range finding device to measure a distance between the laser range finding device and a target is disclosed. The method comprises the following steps. A laser signal is sent to the target in a first time point. A reflected laser signal reflected by the target is then received. A digital signal having a plurality of signal values ranging from 0 to N is obtained by sampling the reflected laser signal with a sampling signal, wherein N is an integer larger than two. A maximum signal value among the signal values is obtained. The distance is calculated according to the first time point and a second time point where the maximum signal value is generated.
9 TW200900659A
Laser range finder and related range measurement method
Publication/Patent Number: TW200900659A Publication Date: 2009-01-01 Application Number: 96122879 Filing Date: 2007-06-25 Inventor: Sheng, Liang   Luo, Yin-long   Song peng fei   Chien, Pie Yau   Liu, Hua Tang   Assignee: Asia Optical Co., Inc.   IPC: G01C3/08 Abstract: A method for determining a distance between a laser range finder and a target is disclosed. The method comprises following steps. A laser signal is sent to the target in a first time point. A reflected laser signal reflected by the target is then received. A digital signal having a plurality of signal values ranging from 0 to N is obtained by sampling the reflected laser signal with a sampling signal
10 US2008316464A1
LASER RANGE FINDING DEVICE & DISTANCE MEASUREMENT METHOD THEREOF
Publication/Patent Number: US2008316464A1 Publication Date: 2008-12-25 Application Number: 12/047,350 Filing Date: 2008-03-13 Inventor: Luo, Yin-long   Liang, Sheng   Song peng fei   Chien, Pie-yau   Liu, Hua-tang   Assignee: ASIA OPTICAL CO., INC.   IPC: G01C3/08 Abstract: A distance measurement method for use in a laser range finding device to measure a distance between the laser range finding device and a target is disclosed. The method comprises the following steps. A laser signal is sent to the target in a first time point. A reflected laser signal reflected by the target is then received. A digital signal having a plurality of signal values ranging from 0 to N is obtained by sampling the reflected laser signal with a sampling signal, wherein N is an integer larger than two. A maximum signal value among the signal values is obtained. The distance is calculated according to the first time point and a second time point where the maximum signal value is generated.
11 US7184131B2
Multifunction rangefinder
Publication/Patent Number: US7184131B2 Publication Date: 2007-02-27 Application Number: 10/912,358 Filing Date: 2004-08-05 Inventor: Song peng fei   Hung, Chih-wei   Chien, Pi-yao   Yang, Kuo-hua   Assignee: Asia Optical Co., Inc.   IPC: G01C3/08 Abstract: A multifunction rangefinder capable of measuring distance, compass location and altitude. A distance measurement unit capable of long and short distance measurements transmits a light beam to a target, receives a reflected light from the target and outputs a distance measurement signal. A compass measurement unit measures terrestrial magnetism and outputs a compass measurement signal. An altitude measurement unit measures atmospheric pressure to generate an altitude measurement signal. A microprocessor calculates a distance between the target and the multifunction rangefinder, altitude and the compass location of the target according to the distance, altitude and compass measurement signals respectively.
12 US7304727B2
Laser distance-measuring device
Publication/Patent Number: US7304727B2 Publication Date: 2007-12-04 Application Number: 11/289,244 Filing Date: 2005-11-29 Inventor: Chien, Pie-yau   Liu, Hua-tang   Chen, Hui-qing   Yang, Shou-qing   Chen, Hai-hua   Li, Liang   Lu, Han   Song peng fei   Assignee: Asia Optical Co., Inc.   IPC: G01B11/26 Abstract: A laser distance-measuring device includes a laser-transmitting portion, a laser-receiving portion, a coupling portion, an inclination-measuring portion, a signal-processing portion, and a display. The laser-transmitting portion emits a laser beam, and the laser-receiving portion receives the laser beam. The coupling portion interconnects the laser-receiving portion and the signal-processing portion. The inclination-measuring portion detects an inclination angle of the laser beam. The signal-processing portion processes the signals received from the laser-receiving portion and the inclination-measuring portion and sends the result to the display. The display receives and displays the result of processing by the signal-processing portion.
13 US2006268261A1
Laser distance-measuring device
Publication/Patent Number: US2006268261A1 Publication Date: 2006-11-30 Application Number: 11/289,244 Filing Date: 2005-11-29 Inventor: Chien, Pie-yau   Liu, Hua-tang   Chen, Hui-qing   Yang, Shou-qing   Chen, Hai-hua   Li, Liang   Lu, Han   Song peng fei   Assignee: Asia Optical Co., Inc.   IPC: G01B11/26 Abstract: A laser distance-measuring device includes a laser-transmitting portion, a laser-receiving portion, a coupling portion, an inclination-measuring portion, a signal-processing portion, and a display. The laser-transmitting portion emits a laser beam, and the laser-receiving portion receives the laser beam. The coupling portion interconnects the laser-receiving portion and the signal-processing portion. The inclination-measuring portion detects an inclination angle of the laser beam. The signal-processing portion processes the signals received from the laser-receiving portion and the inclination-measuring portion and sends the result to the display. The display receives and displays the result of processing by the signal-processing portion.
14 US2005088641A1
Testing method for rangefinders
Publication/Patent Number: US2005088641A1 Publication Date: 2005-04-28 Application Number: 10/865,883 Filing Date: 2004-06-14 Inventor: Hung, Chih-wei   Song peng fei   Chien, Pi-yao   Assignee: Hung, Chih-Wei   Song peng fei   Chien, Pi-Yao   IPC: G01C003/08 Abstract: A testing method for rangefinders is described and saves developing time of a required rangefinder. The method sets a default parameter of a rangefinder for emitting pulses, emits the firing pulses toward a target using an emission module according to the parameter, receives reflected pulses from the target and straylight according to the parameter by an receiving module; generates S/N data of the received pulse and the straylight with a testing system, resets the parameter or changing some components with different feature if no target signal can be recognized from the S/N data and repeats steps 2 to 4 until a target signal is recognized from the S/N data; and configures the rangefinder with the default parameter or the substitute component with which the target signal can be recognized from the S/N data.
15 TWI245882B
Multifunctional rangefinder
Publication/Patent Number: TWI245882B Publication Date: 2005-12-21 Application Number: 93104744 Filing Date: 2004-02-25 Inventor: Hung, Chih-wei   Yang, Kuo-hua   Chien, Pi-yao   Song peng fei   Assignee: Asia Optical Co., Inc.   IPC: G01C3/00 Abstract: A multifunctional rangefinder is disclosed. The rangefinder comprises a power supply unit. The rangefinder unit couples the power supply unit. The rangefinder emits a light beam toward a target and receives the reflected light beam emitted from the target
16 TW200528689A
Multifunctional rangefinder
Publication/Patent Number: TW200528689A Publication Date: 2005-09-01 Application Number: 93104744 Filing Date: 2004-02-25 Inventor: Hung, Chih-wei   Yang, Kuo-hua   Chien, Pi-yao   Song peng fei   Assignee: Asia Optical Co., Inc.   IPC: G01C3/00 Abstract: A multifunctional rangefinder is disclosed. The rangefinder comprises a power supply unit. The rangefinder unit couples the power supply unit. The rangefinder emits a light beam toward a target and receives the reflected light beam emitted from the target
17 US2005185168A1
Multifunction rangefinder
Publication/Patent Number: US2005185168A1 Publication Date: 2005-08-25 Application Number: 10/912,358 Filing Date: 2004-08-05 Inventor: Song peng fei   Hung, Chih-wei   Chien, Pi-yao   Yang, Kuo-hua   Assignee: Song peng fei   Hung, Chih-Wei   Chien, Pi-Yao   Yang, Kuo-Hua   IPC: G01C003/08 Abstract: A multifunction rangefinder capable of measuring distance, compass location and altitude. A distance measurement unit capable of long and short distance measurements transmits a light beam to a target, receives a reflected light from the target and outputs a distance measurement signal. A compass measurement unit measures terrestrial magnetism and outputs a compass measurement signal. An altitude measurement unit measures atmospheric pressure to generate an altitude measurement signal. A microprocessor calculates a distance between the target and the multifunction rangefinder, altitude and the compass location of the target according to the distance, altitude and compass measurement signals respectively.