JP6335931B2 - エアギャップ構造を有する垂直結合トランス - Google Patents
エアギャップ構造を有する垂直結合トランス Download PDFInfo
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F19/00—Fixed transformers or mutual inductances of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/041—Printed circuit coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2804—Printed windings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
- H01F5/003—Printed circuit coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/5227—Inductive arrangements or effects of, or between, wiring layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/10—Inductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2804—Printed windings
- H01F2027/2809—Printed windings on stacked layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/14—Structural association of two or more printed circuits
- H05K1/144—Stacked arrangements of planar printed circuit boards
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/04—Assemblies of printed circuits
- H05K2201/041—Stacked PCBs, i.e. having neither an empty space nor mounted components in between
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/07—Electric details
- H05K2201/0707—Shielding
- H05K2201/0723—Shielding provided by an inner layer of PCB
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
- H05K3/3431—Leadless components
- H05K3/3436—Leadless components having an array of bottom contacts, e.g. pad grid array or ball grid array components
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Semiconductor Integrated Circuits (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Coils Or Transformers For Communication (AREA)
Description
本出願は、2014年2月27日に出願した共同所有米国非仮特許出願第13/778191号の優先権を主張するものであり、この共同所有米国非仮特許出願の内容は、参照によりその全体が明確に本明細書に組み込まれている。
102 上部インダクタ
103、1301 エアギャップ
120、1846、1848、1856 垂直結合トランス(VHT)
122 磁界
130 POG VHTの横断面図
132、201 基板
134、140、202 金属コネクタ
136、138、142、203、401、801、1001 導電層
200、1934 ウェーハ
300、400、500、600、700、800、900、1000、1100、1200、1300 処理ステージ
301、501、901 誘電体層
302、902 ビアホール
402、802、1401、1402 インダクタ
701 犠牲層
1002 コネクタ
1101 パッシベーション層
1102 開口
1201 凹所
1400 多重垂直結合実施形態
1500 交互配置構成
1501 第1のタイプのインダクタ
1502 第2のタイプのインダクタ
1600、1700 エアギャップ構造を有する垂直結合トランス(VHT)を形成する方法
1800 モバイルデバイス
1810、1908、1916、1948 プロセッサ
1822 システムオンチップデバイス
1826 ディスプレイコントローラ
1828 ディスプレイ
1830 入力デバイス
1832、1910、1918、1950 メモリ
1834 符号器/復号器(CODEC)
1836 スピーカ
1838 マイクロホン
1840 ワイヤレスコントローラ
1842 ワイヤレスアンテナ
1844 電源
1852 RFインターフェース
1862 命令
1866 データ
1900 電子デバイス製造プロセスの特定の実例実施形態
1902 物理デバイス情報
1904、1924、1944 ユーザインターフェース
1906 リサーチコンピュータ
1912 ライブラリファイル
1914 デザインコンピュータ
1920 電子設計オートメーション(EDA)ツール
1922 回路設計情報
1926 GDSIIファイル
1928 製造プロセス
1930 マスク製造者
1932 マスク
1936 ダイ
1938 パッケージングプロセス
1940 パッケージ
1942 PCB設計情報
1946 コンピュータ
1952 GERBERファイル
1954 基板アセンブリプロセス
1956 代表PCB
1958 代表印刷回路アセンブリ(PCA)
1960 製品製造プロセス
1962 第1の代表電子デバイス
1964 第2の代表電子デバイス
Claims (13)
- 低損失基板と、
前記低損失基板と第2のインダクタ構造との間に存在する第1のインダクタ構造であって、前記第1のインダクタ構造が第1のインダクタを含み、前記第2のインダクタ構造が第2のインダクタを含み、前記第1のインダクタ構造が前記第2のインダクタ構造と整列して垂直結合トランスを形成する第1のインダクタ構造と、
前記第1のインダクタ構造と前記第2のインダクタ構造との間に存在するエアギャップと
を備え、
前記第2のインダクタは誘電体層中の凹所の近傍に配置され、前記誘電体層が前記第1のインダクタおよび前記第2のインダクタと接触し、
前記エアギャップは前記凹所に結合されることを特徴とする、トランス。 - 前記誘電体層は金属間誘電体層を含み、
前記エアギャップが微小電気機械型(MEMS)エアギャップを備え、
前記エアギャップの第1の部分が前記金属間誘電体層内の領域で前記凹所の第2の部分に結合される、
請求項1に記載のトランス。 - 前記誘電体層が誘電材料を含み、前記低損失基板が誘電体基板または半導体基板を備える、請求項1に記載のトランス。
- 前記第1のインダクタ構造および前記第2のインダクタ構造が、平らな正方形のインダクタ、平らな中空のインダクタ、平らな円形のインダクタ、平らな八角形のインダクタ、正方形の螺旋インダクタ、中空の螺旋インダクタ、円形の螺旋インダクタまたは八角形の螺旋インダクタを備える、請求項1に記載のトランス。
- 前記第1のインダクタ構造が複数の第1のインダクタを備え、前記第2のインダクタ構造が複数の第2のインダクタを備える、請求項1に記載のトランス。
- 前記複数の第1のインダクタおよび前記複数の第2のインダクタが並列に結合される、請求項5に記載のトランス。
- 前記複数の第1のインダクタが第1のスタックとして並列に配置され、前記複数の第2のインダクタが第2のスタックとして並列に配置され、前記第1のスタックが前記第2のスタックと並列に配置される、請求項6に記載のトランス。
- 前記第1のインダクタが2つの隣接するインダクタを備え、前記エアギャップが前記隣接するインダクタの両方の上方に配置される、請求項1に記載のトランス。
- 前記第2のインダクタが2つの隣接するインダクタを備え、前記エアギャップが前記隣接するインダクタの両方の下方に配置される、請求項1または請求項8に記載のトランス。
- 第1のインダクタを備える第1のインダクタ構造を形成するステップと、
第2のインダクタを備える第2のインダクタ構造を形成するステップであって、前記第1のインダクタ構造が低損失基板と前記第2のインダクタ構造との間に存在し、前記第1のインダクタ構造が前記第2のインダクタ構造と整列してトランスを形成するステップと、
前記第1のインダクタ構造と前記第2のインダクタ構造との間にエアギャップを形成するステップと
を含み、
前記第2のインダクタの近傍の領域へのエッチングによる凹所の一部の配置に引き続いて、前記エアギャップの一部が化学プロセスによって前記領域に配置され、前記エアギャップが前記領域で前記凹所に結合されることを特徴とする、方法。 - 前記エアギャップが前記凹所を介して犠牲材料を除去することによって形成される、請求項10に記載の方法。
- 前記犠牲材料が、モリブデン、アモルファスシリコン、ポリシリコン、二酸化ケイ素およびSU−8フォトレジストのうちの少なくとも1つを含む、請求項11に記載の方法。
- 前記凹所が前記第2のインダクタの近傍に配置される、請求項10に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/778,191 US10002700B2 (en) | 2013-02-27 | 2013-02-27 | Vertical-coupling transformer with an air-gap structure |
US13/778,191 | 2013-02-27 | ||
PCT/US2014/016707 WO2014133808A1 (en) | 2013-02-27 | 2014-02-17 | A vertical-coupling transformer with an air-gap structure |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2016522566A JP2016522566A (ja) | 2016-07-28 |
JP2016522566A5 JP2016522566A5 (ja) | 2017-03-02 |
JP6335931B2 true JP6335931B2 (ja) | 2018-05-30 |
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015558899A Expired - Fee Related JP6335931B2 (ja) | 2013-02-27 | 2014-02-17 | エアギャップ構造を有する垂直結合トランス |
Country Status (6)
Country | Link |
---|---|
US (1) | US10002700B2 (ja) |
EP (1) | EP2962312A1 (ja) |
JP (1) | JP6335931B2 (ja) |
KR (1) | KR20150125974A (ja) |
CN (1) | CN105027236B (ja) |
WO (1) | WO2014133808A1 (ja) |
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US9634645B2 (en) | 2013-03-14 | 2017-04-25 | Qualcomm Incorporated | Integration of a replica circuit and a transformer above a dielectric substrate |
US9449753B2 (en) | 2013-08-30 | 2016-09-20 | Qualcomm Incorporated | Varying thickness inductor |
US9906318B2 (en) | 2014-04-18 | 2018-02-27 | Qualcomm Incorporated | Frequency multiplexer |
US9646758B2 (en) | 2015-07-14 | 2017-05-09 | Globalfoundries Inc. | Method of fabricating integrated circuit (IC) devices |
US11024454B2 (en) | 2015-10-16 | 2021-06-01 | Qualcomm Incorporated | High performance inductors |
US11211305B2 (en) | 2016-04-01 | 2021-12-28 | Texas Instruments Incorporated | Apparatus and method to support thermal management of semiconductor-based components |
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2013
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2014
- 2014-02-17 JP JP2015558899A patent/JP6335931B2/ja not_active Expired - Fee Related
- 2014-02-17 WO PCT/US2014/016707 patent/WO2014133808A1/en active Application Filing
- 2014-02-17 KR KR1020157026193A patent/KR20150125974A/ko active IP Right Grant
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- 2014-02-17 EP EP14707298.7A patent/EP2962312A1/en not_active Withdrawn
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EP2962312A1 (en) | 2016-01-06 |
CN105027236A (zh) | 2015-11-04 |
JP2016522566A (ja) | 2016-07-28 |
US10002700B2 (en) | 2018-06-19 |
KR20150125974A (ko) | 2015-11-10 |
WO2014133808A1 (en) | 2014-09-04 |
CN105027236B (zh) | 2019-02-19 |
US20140240072A1 (en) | 2014-08-28 |
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