Methods, systems and apparatus for determining whether an accessory includes particular circuitry

    公开(公告)号:AU2013100149A4

    公开(公告)日:2013-03-14

    申请号:AU2013100149

    申请日:2013-02-08

    Applicant: APPLE INC

    Abstract: Methods, systems, and apparatus for determining whether an accessory includes particular circuitry. A host device may measure a first voltage and a second voltage received from an accessory, where the voltages are provide through the accessory from a power source. Before measuring the second voltage, the host device may send an instruction to the accessory instructing the accessory to alter an impedance of the power path between the power source and the host device, and the host device may draw at least a threshold amount of current from the power source via the accessory. The host device may then determine whether the accessory includes particular circuitry based on the relationship between the first voltage and the second voltage.

    Techniques for configuring contacts of a connector

    公开(公告)号:AU2012101661A4

    公开(公告)日:2012-12-06

    申请号:AU2012101661

    申请日:2012-11-07

    Applicant: APPLE INC

    Abstract: Systems and methods for configuring contacts of a first connector includes detecting mating of a second connector with the first connector and in response to the detection, sending a command over one of the contacts and waiting for 5 a response to the command. If a valid response to the command is received, the system determines the orientation of the second connector. The response also includes configuration information for contacts in the second connector. The system then configures some of the other contacts of the first connector based on the determined orientation and configuration information of the contacts of the second 10 connector. 113a 106 109 ...-. - '102 104 ---- 115 -- ' 107 104c 113b 110a 108a 114a Fig. 1A 112jj)-112(N) 102 -,,120 -114(j)-114(N) 108b - Fig. 1 B

    Charging system with direct charging port support and extended capabilities

    公开(公告)号:GB2481480A

    公开(公告)日:2011-12-28

    申请号:GB201106669

    申请日:2011-04-20

    Applicant: APPLE INC

    Abstract: A power converter 24 comprises an alternating current AC to direct current DC converter supplying a DC voltage across two power lines, and control circuitry 24 including a resistor R across two data lines 30,32 and detector circuitry such as receiver 70 that detects modulated signals on one of the data lines. An electronic device 46 may be supplied by the converter and comprises a connector 36 having two power line contacts and two data line contacts and circuitry that measures how much resistance is across the data line contacts using a signal and a transmitter to transmit data by modulating the signal to create signal pulses (figs 4,5). The data and power lines can be those of a universal serial bus (USB) and the converter 24 can be used to charge a battery (fig 1, 52) of a portable device. The resistor can have a value of less than 200 ohms and be measured by holding a current source constant and monitoring the voltage. Switch 68 in series with the resistor and controllable current sources 62, 80 can be modulated to transmit data between a charger and a device to advertise to the other that capabilities including accelerated charging functions and data communications functions are present that exceed industry standards.

    TECHNIQUES FOR CONFIGURING CONTACTS OF A CONNECTOR
    14.
    发明申请
    TECHNIQUES FOR CONFIGURING CONTACTS OF A CONNECTOR 审中-公开
    配置连接器接点的技巧

    公开(公告)号:WO2013070753A3

    公开(公告)日:2013-10-31

    申请号:PCT/US2012063928

    申请日:2012-11-07

    Applicant: APPLE INC

    Abstract: Systems and methods for configuring contacts of a first connector includes detecting mating of a second connector with the first connector and in response to the detection, sending a command over one of the contacts and waiting for a response to the command. If a valid response to the command is received, the system determines the orientation of the second connector. The response also includes configuration information for contacts in the second connector. The system then configures some of the other contacts of the first connector based on the determined orientation and configuration information of the contacts of the second connector.

    Abstract translation: 用于配置第一连接器的触点的系统和方法包括检测第二连接器与第一连接器的配合,并且响应于该检测,通过触点之一发送命令并等待对该命令的响应。 如果收到对命令的有效响应,系统将确定第二个连接器的方向。 该响应还包括第二个连接器中联系人的配置信息。 然后系统基于所确定的第二连接器的触点的方位和配置信息来配置第一连接器的一些其他触点。

    TECHNIQUES FOR CONFIGURING CONTACTS OF A CONNECTOR

    公开(公告)号:MY181179A

    公开(公告)日:2020-12-21

    申请号:MYPI2014001306

    申请日:2012-11-07

    Applicant: APPLE INC

    Abstract: There is provided an electronic device comprising: a first connector (1 00) configured to be mated with a second connector in a second electronic device, the first connector (100) comprisii1g a plurality of contacts (112) including first and second data contacts (108a) (108b) and a third contact; first communication circuitry, coupled to the first and second data contacts (108a) (108b), configured to, when the first connector (100) is mated with the second connector, enable the electronic device to communicate with the second electronic device using a first communication protocol over the first and second data contacts (108a) (108b); and an identification module storing contact configuration information comprising a plurality of bits that identifies the first communication protocol used by the electronic device to communicate with the second electronic device over the first and second data contacts, the identification module being configured to: (i) receive a request from the second electronic device over the third contact to send the contact configuration information to the second electronic device, and (ii) in response to the request, send the contact configuration information to the second electronic device over the third contact. (Figure 5)

    Techniques for configuring contacts of a connector

    公开(公告)号:AU2015230752B2

    公开(公告)日:2016-09-29

    申请号:AU2015230752

    申请日:2015-09-23

    Applicant: APPLE INC

    Abstract: Systems and methods for configuring contacts of a first connector includes detecting mating of a second connector with the first connector and in response to the detection, sending a command over one of the contacts and waiting for a response to the command. If a valid response to the command is received, the system determines the orientation of the second connector. The response also includes configuration information for contacts in the second connector. The system then configures some of the other contacts of the first connector based on the determined orientation and configuration information of the contacts of the second connector.

    Data structures for facilitating communication between a host device and an accessory

    公开(公告)号:AU2013205559B2

    公开(公告)日:2015-12-17

    申请号:AU2013205559

    申请日:2013-04-12

    Applicant: APPLE INC

    Abstract: Computer readable storage mediums, electronic devices, and accessories having stored thereon data structures. A data structure includes a pin selection field operable to identify a connector pin and cause a host device to select one of a plurality of communication protocols for communicating with an accessory over the identified connector pin. The data structure also includes an accessory capability field defining an accessory identifier that uniquely identifies the accessory. 1 08a Fig. IA 1 08b Fig. 1lB

    Verfahren, Systeme und Vorrichtungen zum Feststellen, ob ein Zubehör eine bestimmte Schaltung aufweist

    公开(公告)号:DE102013205587B4

    公开(公告)日:2015-11-12

    申请号:DE102013205587

    申请日:2013-03-28

    Applicant: APPLE INC

    Abstract: Ein Zubehör umfassend: einen Steckverbinder, der einen Energiepin, der betrieben werden kann, um eine Spannung für eine Hostvorrichtung bereitzustellen, und einen Datenpin aufweist, der betrieben werden kann, um eine Vielzahl verschiedener Anweisungen von der Hostvorrichtung zu empfangen; und eine leistungsbeschränkende Schaltung, die betrieben werden kann, um Folgendes zu implementieren: einen Bypassmodus, in dem Strom und Spannung durch einen Energiepfad von einer Energiequelle zu dem Energiepin im Wesentlichen unverändert passieren kann; und einen leistungsbeschränkenden Modus, der als Antwort auf das Empfangen einer Anweisung von der Hostvorrichtung über den Datenpin aktiviert wird, um eine Impedanz des Energiepfades zu verändern, in dem eine Impedanz des Energiepfads im Vergleich zum Betrieb in dem Bypassmodus erhöht ist, um eine erste Spannung, die von der Energiequelle empfangen wurde, auf eine zweite Spannung zu reduzieren, die bei dem Energiepin bereitgestellt wurde.

    Techniques for configuring contacts of a connector

    公开(公告)号:GB2510490B

    公开(公告)日:2015-07-29

    申请号:GB201322782

    申请日:2012-11-07

    Applicant: APPLE INC

    Abstract: Systems and methods for configuring contacts of a first connector includes detecting mating of a second connector with the first connector and in response to the detection, sending a command over one of the contacts and waiting for a response to the command. If a valid response to the command is received, the system determines the orientation of the second connector. The response also includes configuration information for contacts in the second connector. The system then configures some of the other contacts of the first connector based on the determined orientation and configuration information of the contacts of the second connector.

    Techniques for detecting removal of a connector

    公开(公告)号:AU2013200705B2

    公开(公告)日:2014-09-04

    申请号:AU2013200705

    申请日:2013-02-11

    Applicant: APPLE INC

    Abstract: A system that detects electrical disconnection of one connector from another connector includes a detection circuitry and a protection circuitry. The detection circuitry detects that a plug connector has been electrically disconnected from a corresponding receptacle connector. In response to the detection, the detection circuitry sends a signal to the protection circuitry. In response to the signal, the protection circuitry lowers or terminates power being supplied to a host device via one of the contacts of the plug connector. This helps to prevent shocks/shorts that may be caused by accidental disconnection of the plug connector. 63781784 vI

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