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1
EP3789730A1
LIGHT-RECEIVING ELEMENT AND DISTANCE MEASUREMENT MODULE
Publication/Patent Number: EP3789730A1 Publication Date: 2021-03-10 Application Number: 19832264.6 Filing Date: 2019-07-04 Inventor: Isogai, Yuji   Imoto, Tsutomu   Maruyama, Takuya   Murase, Takuro   Watanabe, Ryota   Wakano, Toshifumi   Assignee: Sony Semiconductor Solutions Corporation   IPC: G01C3/06 Abstract: The present technology relates to a light reception device and a distance measurement module that make it possible to improve a characteristic. The light reception device includes an on-chip lens, a wiring layer, and a semiconductor layer arranged between the on-chip lens and the wiring layer. The semiconductor layer includes a first tap having a first voltage application portion to which a first voltage is applied and a first charge detection portion arranged around the first voltage application portion, and a second tap having a second voltage application portion to which a second voltage different from the first voltage is applied and a second charge detection portion arranged around the second voltage application portion The on-chip lens is configured such that the position thereof differs depending upon an in-plane position of a pixel array section, so that an optical path length or a DC contrast of a chief ray from an object is uniform at in-plane pixels of the pixel array section. The present technology can be applied, for example, to a light reception device that generates distance information, for example, by a ToF method, and so forth.
2
US2021135022A1
LIGHT RECEPTION DEVICE AND DISTANCE MEASUREMENT MODULE
Publication/Patent Number: US2021135022A1 Publication Date: 2021-05-06 Application Number: 16/633,713 Filing Date: 2019-07-04 Inventor: Murase, Takuro   Watanabe, Ryota   Wakano, Toshifumi   Maruyama, Takuya   Otake, Yusuke   Imoto, Tsutomu   Isogai, Yuji   Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION   IPC: H01L31/02 Abstract: The present technology relates to a light reception device and a distance measurement module whose characteristic can be improved. The light reception device includes an on-chip lens, a wiring layer, and a semiconductor layer arranged between the on-chip lens and the wiring layer. The semiconductor layer includes a first tap having a first voltage application portion and a first charge detection portion arranged around the first voltage application portion, and a second tap having a second voltage application portion and a second charge detection portion arranged around the second voltage application portion. Furthermore, the light reception device is configured such that a phase difference is detected using signals detected by the first tap and the second tap. The present technology can be applied, for example, to a light reception device that generates distance information, for example, by a ToF method, and so forth.
3
US2021111398A1
ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES AND LITHIUM ION SECONDARY BATTERY
Publication/Patent Number: US2021111398A1 Publication Date: 2021-04-15 Application Number: 17/070,935 Filing Date: 2020-10-15 Inventor: Tanaami, Kiyoshi   Isogai, Yuji   Aoyagi, Shintaro   Sakai, Hideki   Okuno, Kazuki   Hosoe, Akihisa   Senoo, Kikuo   Takebayashi, Hiroshi   Assignee: HONDA MOTOR CO., LTD.   SUMITOMO ELECTRIC INDUSTRIES, LTD.   IPC: H01M4/36 Abstract: To provide an electrode for lithium ion secondary batteries, and a lithium ion secondary battery made using this electrode for lithium ion secondary batteries, which can suppress an increase in electron resistance of a current collector area, and improve heat dissipation, in an electrode for lithium ion secondary batteries establishing a foam metal body as the collector. In the electrode for lithium ion secondary batteries made using a foam porous body consisting of metal as a current collector, the electrode shape is rectangular, and a current collector region is made to span at least two adjacent sides.
4
US2021111411A1
ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES AND LITHIUM ION SECONDARY BATTERY
Publication/Patent Number: US2021111411A1 Publication Date: 2021-04-15 Application Number: 17/069,841 Filing Date: 2020-10-13 Inventor: Tanaami, Kiyoshi   Isogai, Yuji   Aoyagi, Shintaro   Sakai, Hideki   Okuno, Kazuki   Hosoe, Akihisa   Senoo, Kikuo   Takebayashi, Hiroshi   Assignee: HONDA MOTOR CO., LTD.   SUMITOMO ELECTRIC INDUSTRIES, LTD.   IPC: H01M4/66 Abstract: To provide an electrode for lithium ion secondary batteries, and a lithium ion secondary battery made using this electrode for lithium ion secondary batteries, which can sufficiently secure electron conductivity between a foam metal body and an electrode active material in an electrode for lithium ion secondary batteries which establish a foam metal body as the collector, reduce the resistance of a lithium ion secondary batter, and improve the durability. A carbon layer consisting of carbon material is disposed on a surface of a foam porous body consisting of metal, and used as a collector. More specifically, an electrode for lithium ion secondary batteries includes a collector, and an electrode mixture filled into the collector, in which the collector is made to have a carbon layer consisting of carbon material on a surface of a foam porous body consisting of metal.
5
EP3809490A1
ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES AND LITHIUM ION SECONDARY BATTERY
Publication/Patent Number: EP3809490A1 Publication Date: 2021-04-21 Application Number: 20201486.6 Filing Date: 2020-10-13 Inventor: Tanaami, Kiyoshi   Isogai, Yuji   Aoyagi, Shintaro   Sakai, Hideki   Okuno, Kazuki   Hosoe, Akihisa   Senoo, Kikuo   Takebayashi, Hiroshi   Assignee: HONDA MOTOR CO., LTD.   SUMITOMO ELECTRIC INDUSTRIES, LTD.   IPC: H01M4/04 Abstract: To provide an electrode for lithium ion secondary batteries, and a lithium ion secondary battery made using this electrode for lithium ion secondary batteries, which can suppress an increase in electron resistance of a current collector area, and improve heat dissipation, in an electrode for lithium ion secondary batteries establishing a foam metal body as the collector. In the electrode for lithium ion secondary batteries made using a foam porous body consisting of metal as a current collector, the electrode shape is rectangular, and a current collector region is made to span at least two adjacent sides.
6
EP3809491A1
ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES AND LITHIUM ION SECONDARY BATTERY
Publication/Patent Number: EP3809491A1 Publication Date: 2021-04-21 Application Number: 20201487.4 Filing Date: 2020-10-13 Inventor: Tanaami, Kiyoshi   Isogai, Yuji   Aoyagi, Shintaro   Sakai, Hideki   Okuno, Kazuki   Hosoe, Akihisa   Senoo, Kikuo   Takebayashi, Hiroshi   Assignee: Honda Motor Co., Ltd.   Sumitomo Electric Industries, Ltd.   IPC: H01M4/04 Abstract: To provide an electrode for lithium ion secondary batteries, and a lithium ion secondary battery made using this electrode for lithium ion secondary batteries, which can sufficiently secure electron conductivity between a foam metal body and an electrode active material in an electrode for lithium ion secondary batteries which establish a foam metal body as the collector, reduce the resistance of a lithium ion secondary batter, and improve the durability. A carbon layer consisting of carbon material is disposed on a surface of a foam porous body consisting of metal, and used as a collector. More specifically, an electrode for lithium ion secondary batteries includes a collector, and an electrode mixture filled into the collector, in which the collector is made to have a carbon layer consisting of carbon material on a surface of a foam porous body consisting of metal.
7
EP3640989A1
LIGHT-RECEIVING ELEMENT AND RANGE FINDING MODULE
Publication/Patent Number: EP3640989A1 Publication Date: 2020-04-22 Application Number: 19832538.3 Filing Date: 2019-07-04 Inventor: Maruyama, Takuya   Isogai, Yuji   Imoto, Tsutomu   Murase, Takuro   Watanabe, Ryota   Assignee: Sony Semiconductor Solutions Corporation   IPC: H01L27/146 Abstract: The present technology relates to a light-receiving element and a distance measurement module which are capable of improving characteristics. A light-receiving element includes: a first voltage application unit to which a voltage is applied; a first charge detection unit that is disposed at a periphery of the first voltage application unit; a second voltage application unit to which a voltage is applied; a second charge detection unit that is disposed at a periphery of the second voltage application unit; a third voltage application unit to which a first voltage is applied; and a voltage control unit that applies a second voltage to one of the first voltage application unit and the second voltage application unit and causes the other to be in a floating state, the second voltage being different from the first voltage. The present technology is applicable to a light-receiving element.
8
WO2020017339A1
LIGHT RECEIVING ELEMENT AND RANGE FINDING MODULE
Publication/Patent Number: WO2020017339A1 Publication Date: 2020-01-23 Application Number: 2019026574 Filing Date: 2019-07-04 Inventor: Maruyama, Takuya   Murase, Takuro   Imoto, Tsutomu   Watanabe, Ryota   Isogai, Yuji   Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION   IPC: H04N5/369 Abstract: The present technology relates to a light receiving element and a range finding module, which are able to have improved characteristics. A light receiving element according to the present technology is provided with: a first voltage application part to which a voltage is applied; a first charge detection part which is arranged around the first voltage application part; a second voltage application part to which a voltage is applied; a second charge detection part which is arranged around the second voltage application part; a third voltage application part to which a first voltage is applied; and a voltage control part which applies a second voltage that is different from the first voltage to one of the first voltage application part and the second voltage application part, while bringing the other one into a floating state. The present technology is applicable to a light receiving element.
9
WO2020017340A1
LIGHT RECEIVING ELEMENT AND RANGE-FINDING MODULE
Publication/Patent Number: WO2020017340A1 Publication Date: 2020-01-23 Application Number: 2019026575 Filing Date: 2019-07-04 Inventor: Maruyama, Takuya   Murase, Takuro   Imoto, Tsutomu   Watanabe, Ryota   Isogai, Yuji   Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION   IPC: H04N5/369 Abstract: The present invention pertains to a light receiving element and a range-finding module with which it is possible to improve characteristic features thereof. The light receiving element is provided with: an on-chip lens; a wiring layer; a first substrate interposed between the on-chip lens and the wiring layer; and a second substrate that is bonded to the first substrate with the wiring layer therebetween. The first substrate has: a first voltage application unit to which a first voltage is applied; a second voltage application unit to which a second voltage different from the first voltage is applied; a first electric charge detection unit disposed around the first voltage application unit; and a second electric charge detection unit disposed around the second voltage application unit. The second substrate has a plurality of pixel transistors for performing an operation for reading out electric charges detected by the first and second electric charge detection units. The present invention is applicable to, for example, light receiving elements or the like that generate distance information by a ToF method.
10
US202028017A1
LIGHT-RECEIVING ELEMENT AND DISTANCE MEASUREMENT MODULE
Publication/Patent Number: US202028017A1 Publication Date: 2020-01-23 Application Number: 20/191,650 Filing Date: 2019-07-08 Inventor: Imoto, Tsutomu   Yamazaki, Takeshi   Maruyama, Takuya   Murase, Takuro   Watanabe, Ryota   Isogai, Yuji   Assignee: Sony Semiconductor Solutions Corporation   IPC: H01L31/101 Abstract: A light-receiving element includes an on-chip lens; an interconnection layer; and a semiconductor layer that is disposed between the on-chip lens and the interconnection layer. The semiconductor layer includes a first voltage application unit to which a first voltage is applied, a second voltage application unit to which a second voltage different from the first voltage is applied, a first charge detection unit that is disposed at the periphery of the first voltage application unit, a second charge detection unit that is disposed at the periphery of the second voltage application unit, and a charge discharge region that is provided on an outer side of an effective pixel region. For example, the present technology is applicable to a light-receiving element that generates distance information in a ToF method, or the like.
11
WO2020017343A1
LIGHT-RECEIVING ELEMENT AND DISTANCE MEASUREMENT MODULE
Publication/Patent Number: WO2020017343A1 Publication Date: 2020-01-23 Application Number: 2019026591 Filing Date: 2019-07-04 Inventor: Wakano, Toshifumi   Maruyama, Takuya   Murase, Takuro   Imoto, Tsutomu   Watanabe, Ryota   Isogai, Yuji   Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION   IPC: G01S7/486 Abstract: The present invention pertains to a light-receiving element and a distance measurement module that are configured so as to improve the characteristics thereof. The light-receiving element comprises: on-chip lenses; wiring layers; and semiconductor layers that are disposed between the on-chip lenses and the wiring layers. Each semiconductor layer comprises: a first tap that has a first voltage application part to which a first voltage is applied, and a first charge detection part disposed around the first voltage application part; and a second tap that has a second voltage application part to which a second voltage that differs from the first voltage is applied, and a second charge detection part disposed around the second voltage application part. The light-receiving element is configured such that the position of the on-chip lenses differs due to the position thereof in the surface of a pixel array, such that the optical path length or the DC contrast of a principal light beam from a subject is uniform at each pixel in the surface of the pixel array. The present invention is applicable, for example, to light-receiving elements, etc. that generate range information via the Time-of-Flight (ToF) method.
12
DE102019118868A1
LICHTEMPFANGSELEMENT UND ABSTANDSMESSUNGSMODUL
Publication/Patent Number: DE102019118868A1 Publication Date: 2020-01-23 Application Number: 102019118868 Filing Date: 2019-07-11 Inventor: Yamazaki, Takeshi   Isogai, Yuji   Imoto, Tsutomu   Maruyama, Takuya   Watanabe, Ryota   Murase, Takuro   Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION   IPC: H01L31/101 Abstract: Ein Lichtempfangselement enthält eine On-Chip-Linse; eine Zusammenschaltungsschicht; und eine Halbleiterschicht, die zwischen der On-Chip-Linse und der Zusammenschaltungsschicht angeordnet ist. Die Halbleiterschicht enthält eine erste Spannungsanlegeeinheit, an die eine erste Spannung angelegt wird, eine zweite Spannungsanlegeeinheit, an die eine zweite Spannung, die von der ersten Spannung verschieden ist, angelegt wird, eine erste Ladungsdetektionseinheit, die an der Peripherie der ersten Ladungsdetektionseinheit angeordnet ist, eine zweite Ladungsdetektionseinheit, die an der Peripherie der zweiten Spannungsanlegeeinheit angeordnet ist, und ein Ladungsentladegebiet, das an einer Außenseite eines effektiven Pixelgebiets vorgesehen ist. Beispielsweise ist die vorliegende Technologie auf ein Lichtempfangselement, das Abstandsinformationen in einem ToF-Verfahren erzeugt, oder dergleichen anwendbar.
13
EP3644366A1
LIGHT RECEIVING ELEMENT AND RANGE FINDING MODULE
Publication/Patent Number: EP3644366A1 Publication Date: 2020-04-29 Application Number: 19836782.3 Filing Date: 2019-07-04 Inventor: Murase, Takuro   Watanabe, Ryota   Wakano, Toshifumi   Maruyama, Takuya   Otake, Yusuke   Imoto, Tsutomu   Isogai, Yuji   Assignee: Sony Semiconductor Solutions Corporation   IPC: H01L27/146 Abstract: The present technology relates to a light reception device and a distance measurement module whose characteristic can be improved. The light reception device includes an on-chip lens, a wiring layer, and a semiconductor layer arranged between the on-chip lens and the wiring layer. The semiconductor layer includes a first tap having a first voltage application portion and a first charge detection portion arranged around the first voltage application portion, and a second tap having a second voltage application portion and a second charge detection portion arranged around the second voltage application portion. Furthermore, the light reception device is configured such that a phase difference is detected using signals detected by the first tap and the second tap. The present technology can be applied, for example, to a light reception device that generates distance information, for example, by a ToF method, and so forth.