WO2006022172A1 - 電子回路 - Google Patents
電子回路 Download PDFInfo
- Publication number
- WO2006022172A1 WO2006022172A1 PCT/JP2005/014990 JP2005014990W WO2006022172A1 WO 2006022172 A1 WO2006022172 A1 WO 2006022172A1 JP 2005014990 W JP2005014990 W JP 2005014990W WO 2006022172 A1 WO2006022172 A1 WO 2006022172A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- coil
- crosstalk
- electronic circuit
- communication channels
- distance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W44/00—Electrical arrangements for controlling or matching impedance
- H10W44/501—Inductive arrangements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/30—Die-attach connectors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/20—Configurations of stacked chips
- H10W90/293—Configurations of stacked chips characterised by non-galvanic coupling between the chips, e.g. capacitive coupling
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/01—Manufacture or treatment
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/721—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors
- H10W90/722—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors between stacked chips
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
- H10W90/732—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between stacked chips
Definitions
- the present invention relates to an electronic circuit that can suitably perform communication between substrates such as an IC (Integrated Circuit) bare chip and a PCB (printed circuit board).
- substrates such as an IC (Integrated Circuit) bare chip and a PCB (printed circuit board).
- the present inventors have implemented a system-in-package in which a plurality of bare chips are encapsulated in one LSI (Large Scale Integration) package by a method in which chips are three-dimensionally mounted and electrically connected by inductive coupling between the chips. Proposed to realize (SiP) (see Patent Document 1).
- LSI Large Scale Integration
- FIG. 7 is a diagram showing the configuration of the electronic circuit of the prior invention.
- This electronic circuit comprises first to third LSI chips 31a to 31c.
- LSI chips are stacked in three layers to form a bus that spans three chips. In other words, one communication channel that can communicate with each other between three parties (three LSI chips) is configured.
- the first to third LSI chips 31a to 31c are stacked vertically, and the chips are fixed to each other with an adhesive.
- first to third transmission coils 33a to 33c used for transmission are formed by wiring, respectively, and first to third reception coils 35a to 35a used for reception are respectively formed.
- 35c is formed by wiring.
- the three pairs of transmitting and receiving coils 33 and 35 are arranged on the first to third LSI chips 31a to 31c so that the centers of the openings coincide with each other. As a result, the three pairs of transmission / reception coils 33 and 35 form inductive coupling and form one communication channel.
- the first to third transmitter coils 33a to 33c are connected to the first to third transmitter circuits 32a to 32c, respectively, and the first to third receiver coils 35a to 35c are respectively connected to the first to third receiver circuits. 34a to 34c are connected.
- the transmission / reception coils 33 and 35 are mounted as three- or more-turn coils within the area allowed for communication using multilayer wiring of process technology.
- the transmitting and receiving coils 33 and 35 have an optimum shape for communication, and it is necessary to take an optimum number of windings, openings and line widths. In general, the sending coin 33 is better than the receiving coin 35 / J ⁇ .
- Patent Document 1 Japanese Patent Application 2004-037242 Disclosure of the invention
- the present invention is small enough to practically ignore the occurrence of crosstalk even when a plurality of communication channels are arranged in parallel in close proximity when inter-board communication is realized by inductive coupling. It is an object of the present invention to provide an electronic circuit that can be used.
- An electronic circuit of the present invention includes a first substrate having a plurality of transmission coils formed by wiring on a substrate, and a first coil formed at a position corresponding to the first coil by wiring on the substrate, A second substrate having a plurality of receiving coils that form an inductively coupled communication channel, and the transmission coil and the receiving coil of each communication channel cancel out positive and negative crosstalk from a nearby communication channel depending on distance. It is arranged at the position.
- the distance between the first substrate and the second substrate is the longest, so that the crosstalk in communication in which crosstalk is most problematic is generally reduced. It is out.
- the communication channels are most recently operated in different phases, and the communication channels are then operated in the same phase so that the crosstalk is offset. Even if a large number of communication channels are provided, crosstalk can be reduced.
- FIG. 1 is a diagram showing a state in which a plurality of communication channels in an electronic circuit according to Embodiment 1 of the present invention are arranged in parallel [when the top force of a chip is viewed.
- FIG. 2 is a diagram showing lines of magnetic force generated in Example 1.
- FIG. 3 is a diagram showing ISR with respect to the distance between communication channels in the first embodiment.
- FIG. 4 is a diagram showing a state in which a plurality of communication channels in the electronic circuit according to the second embodiment of the present invention are arranged in parallel and the top force of the chip is seen.
- FIG. 5 is a diagram showing a configuration of an electronic circuit according to a second embodiment.
- FIG. 6 is a waveform diagram of each part for explaining the operation of the electronic circuit according to the second embodiment.
- FIG. 7 is a diagram showing a configuration of an electronic circuit according to the invention of the prior application.
- FIG. 1 is a diagram showing a state where a plurality of communication channels are arranged in parallel in the electronic circuit according to the first embodiment of the present invention as viewed from above the chip.
- a square transmitting coil 11 is provided on one chip
- a square receiving coil 12 is provided on the other chip
- FIG. 2 is a diagram showing lines of magnetic force generated in the first embodiment. More specifically, in FIG. 2, the transmission coil 11 is provided on the lower chip, the reception coil 12 is provided on the upper chip, and the distance between the chips is X, and the lines of magnetic force generated by the transmission coil 11 and X
- the magnetic flux density B on the chip provided with the receiving coil 12 when X is small and X is large.
- the distance between the communication channels that is, the horizontal distance between the coil centers
- Y P
- the magnetic flux density in the receiving coil 12 caused by the transmitting coil 11 is equal to a predetermined Yo. There is a position that becomes 0.
- FIG. 3 is a diagram illustrating ISR with respect to the distance between communication channels in the first embodiment.
- the conditions are the same as in Fig. 2.
- I SR [dB] Interference-to-Signal Ratio
- crosstalk is minimized at Yo 70 [m].
- FIG. 4 is a diagram illustrating a state in which a plurality of communication channels are arranged in parallel in the electronic circuit according to the second embodiment of the present invention when the upper force of the chip is also viewed.
- the communication channels are divided into two groups, and each group is operated at different phases.
- the transmitter coil 1 la and the receiver coil 12a of the group operated in the leading phase, and the transmitter coil 1 lb and the receiver coil 12b of the group operated in the slow phase are provided, and adjacent to each other in the same group.
- the distance between communication channels is set to Yo, and the communication channels of each group are arranged in a pine pattern (that is, the communication channels of other groups are arranged on the front, back, left, and right of a predetermined group of communication channels).
- 3 X 33 99 are arranged in parallel. This uses SDMA and TDMA (Time Division Multiple Access) together.
- FIG. 5 is a diagram illustrating a configuration of an electronic circuit according to the second embodiment.
- Fig. 5 shows one communication channel consisting of a pair of transmission coil 23 and reception coil 25.
- the electronic circuit of the second embodiment includes a flip-flop circuit 21, a transmission circuit 22, a transmission coil 23, a capacitor. It consists of a sensor 24, a receiving coil 25, and a receiving circuit 26.
- communication channels of groups operating in different phases are provided as adjacent communication channels, and the phase control is performed by the clock Clk.
- FIG. 6 is a waveform diagram of each part for explaining the operation of the electronic circuit according to the second embodiment.
- the flip-flop circuit 21 drives the transmission circuit 22 at the timing of the clock Clk, and the transmission circuit 22 charges the capacitor 24 via the transmission coil 23.
- Current IT is passed through transmitter coil 23.
- a voltage VR due to an induced current is generated in the receiving coil 25, and the receiving circuit 26 detects a signal at the timing of the clock Clk to obtain received data Rxdata.
- the force group indicating that the lead phase ⁇ and the slow phase ⁇ phase phase bar ( ⁇ ) are operated in two different phases is divided into three or more. It is also possible to operate at three or more different phases.
- the communication channel is arranged in an elongated rectangular shape as a whole, but this is suitable as a structure for reducing crosstalk because there are fewer communication channels in the vicinity than in the first embodiment. It is.
- communication between three or more layers of substrates is not particularly mentioned.
- naturally communication between three or more layers of substrates is also preferable.
- crosstalk generally occurs.
- communication between boards that are farthest apart where the signal is the smallest, so communication channels that have the smallest crosstalk with respect to the distance X between the boards that are farthest apart.
- the shapes of the transmitting coil and the receiving coil may be shifted, such as a circle, an ellipse, or a triangle, a square, or a polygon such as a hexagon.
Landscapes
- Near-Field Transmission Systems (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Semiconductor Integrated Circuits (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020077005809A KR101051985B1 (ko) | 2004-08-24 | 2005-08-17 | 전자 회로 |
| US11/660,450 US7813259B2 (en) | 2004-08-24 | 2005-08-17 | Electronic circuit |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-244060 | 2004-08-24 | ||
| JP2004244060A JP4124365B2 (ja) | 2004-08-24 | 2004-08-24 | 電子回路 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006022172A1 true WO2006022172A1 (ja) | 2006-03-02 |
Family
ID=35967386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/014990 Ceased WO2006022172A1 (ja) | 2004-08-24 | 2005-08-17 | 電子回路 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7813259B2 (ja) |
| JP (1) | JP4124365B2 (ja) |
| KR (1) | KR101051985B1 (ja) |
| TW (1) | TWI381517B (ja) |
| WO (1) | WO2006022172A1 (ja) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006173986A (ja) * | 2004-12-15 | 2006-06-29 | Keio Gijuku | 電子回路 |
| JP5149554B2 (ja) * | 2007-07-17 | 2013-02-20 | 株式会社日立製作所 | 半導体装置 |
| JP2009032857A (ja) | 2007-07-26 | 2009-02-12 | Hitachi Ltd | 半導体集積回路および半導体装置 |
| JP5491868B2 (ja) | 2007-11-26 | 2014-05-14 | 学校法人慶應義塾 | 電子回路 |
| JP5600237B2 (ja) * | 2008-02-02 | 2014-10-01 | 学校法人慶應義塾 | 集積回路 |
| US8415777B2 (en) * | 2008-02-29 | 2013-04-09 | Broadcom Corporation | Integrated circuit with millimeter wave and inductive coupling and methods for use therewith |
| JP5475962B2 (ja) | 2008-04-28 | 2014-04-16 | 学校法人慶應義塾 | 電子回路 |
| JP5671200B2 (ja) | 2008-06-03 | 2015-02-18 | 学校法人慶應義塾 | 電子回路 |
| JP4982778B2 (ja) | 2008-07-04 | 2012-07-25 | 学校法人慶應義塾 | 電子回路装置 |
| JP5325495B2 (ja) | 2008-08-12 | 2013-10-23 | 学校法人慶應義塾 | 半導体装置及びその製造方法 |
| US8525294B2 (en) * | 2008-09-18 | 2013-09-03 | Renesas Electronics Corporation | Semiconductor device |
| JP5433199B2 (ja) | 2008-10-21 | 2014-03-05 | 学校法人慶應義塾 | 電子回路 |
| JP5326088B2 (ja) | 2008-10-21 | 2013-10-30 | 学校法人慶應義塾 | 電子回路と通信機能検査方法 |
| JP5283075B2 (ja) | 2008-12-26 | 2013-09-04 | 学校法人慶應義塾 | 電子回路 |
| JP5395458B2 (ja) | 2009-02-25 | 2014-01-22 | 学校法人慶應義塾 | インダクタ素子及び集積回路装置 |
| CA2756244A1 (en) * | 2009-04-02 | 2010-10-07 | Roche Glycart Ag | Multispecific antibodies comprising full length antibodies and single chain fab fragments |
| JP5374246B2 (ja) | 2009-06-12 | 2013-12-25 | 学校法人慶應義塾 | 密封型半導体記録媒体及び密封型半導体記録装置 |
| TWI484763B (zh) * | 2009-09-01 | 2015-05-11 | Univ Nat Taiwan | 多晶片堆疊裝置及其訊號傳輸方法 |
| JP5635759B2 (ja) | 2009-10-15 | 2014-12-03 | 学校法人慶應義塾 | 積層半導体集積回路装置 |
| JP5499716B2 (ja) * | 2010-01-06 | 2014-05-21 | 日本電気株式会社 | 半導体装置 |
| JP2011233842A (ja) | 2010-04-30 | 2011-11-17 | Toshiba Corp | 不揮発性半導体記憶装置 |
| JP5791326B2 (ja) * | 2011-03-30 | 2015-10-07 | 学校法人慶應義塾 | 積層集積回路装置 |
| US9431168B2 (en) * | 2012-06-13 | 2016-08-30 | Advanced Micro Devices, Inc. | Contactless interconnect |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01187666A (ja) * | 1988-01-22 | 1989-07-27 | Agency Of Ind Science & Technol | 超電導並列処理プロセッサ |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5701037A (en) * | 1994-11-15 | 1997-12-23 | Siemens Aktiengesellschaft | Arrangement for inductive signal transmission between the chip layers of a vertically integrated circuit |
| US6486405B2 (en) * | 2000-12-01 | 2002-11-26 | Hon Hai Precision Ind. Co., Ltd. | Arrangement of differential pair for eliminating crosstalk in high speed application |
| TWI306009B (en) * | 2003-11-11 | 2009-02-01 | Hon Hai Prec Ind Co Ltd | Arrangement of differential pairs for eliminating crosstalk in high speed digital circuit |
| JP4131544B2 (ja) | 2004-02-13 | 2008-08-13 | 学校法人慶應義塾 | 電子回路 |
-
2004
- 2004-08-24 JP JP2004244060A patent/JP4124365B2/ja not_active Expired - Lifetime
-
2005
- 2005-08-17 WO PCT/JP2005/014990 patent/WO2006022172A1/ja not_active Ceased
- 2005-08-17 KR KR1020077005809A patent/KR101051985B1/ko not_active Expired - Lifetime
- 2005-08-17 US US11/660,450 patent/US7813259B2/en active Active
- 2005-08-24 TW TW094128992A patent/TWI381517B/zh not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01187666A (ja) * | 1988-01-22 | 1989-07-27 | Agency Of Ind Science & Technol | 超電導並列処理プロセッサ |
Non-Patent Citations (2)
| Title |
|---|
| MIURA N ET AL: "Cross Talk Countermeasures in Inductive Inter-chip Wireless Superconnect.", IEEE 2004 CUSTOM INTEGRATED CIRCUITS CONFERENCE., October 2004 (2004-10-01), pages 99 - 102, XP010742240 * |
| OHGURO T ET AL: "Ultra-thin chip with permafloy film for high performance MS/RF CMOS.", 2004 SYMPOSIUM ON VLSI TECHNOLOGY DIGEST OF TECHNICAL PAPERS., June 2004 (2004-06-01), pages 220 - 221, XP010732877 * |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20070056093A (ko) | 2007-05-31 |
| JP4124365B2 (ja) | 2008-07-23 |
| US7813259B2 (en) | 2010-10-12 |
| TW200627624A (en) | 2006-08-01 |
| JP2006066454A (ja) | 2006-03-09 |
| KR101051985B1 (ko) | 2011-07-26 |
| TWI381517B (zh) | 2013-01-01 |
| US20070274198A1 (en) | 2007-11-29 |
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