CN210609725U - Single-card multi-mode module - Google Patents
Single-card multi-mode module Download PDFInfo
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- CN210609725U CN210609725U CN201920583208.9U CN201920583208U CN210609725U CN 210609725 U CN210609725 U CN 210609725U CN 201920583208 U CN201920583208 U CN 201920583208U CN 210609725 U CN210609725 U CN 210609725U
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Abstract
The application relates to a single-card multi-mode module, which comprises an SIM card seat, a first network component and a second network component, wherein the SIM card seat is used for inserting an SIM card; the first network component is connected with the SIM card seat and used for judging whether the SIM card is a narrowband Internet of things card in an awakening mode: if the SIM card is a narrow-band Internet of things card, the first network component registers the narrow-band Internet of things network, and if the SIM card is not the narrow-band Internet of things card, the first network component enters a sleep mode; and the second network component is connected with the first network component and used for entering a working mode and transmitting the working mode to the SIM card seat when the first network component enters the sleep mode, judging whether the type of the SIM card is a preset type or not, registering a network corresponding to the preset type by the second network component if the type of the SIM card is the preset type, and exiting the working mode by the second network component if the type of the SIM card is not the preset type. The second network component is transmitted to the SIM card seat through the first network component, so that the switching of a plurality of network modes can be accurately and efficiently realized, and the user experience is improved.
Description
Technical Field
The application relates to the technical field of mobile communication, in particular to a single-card multi-mode module.
Background
With the development of the internet of things technology, intelligent terminal equipment is increasingly popularized. To accelerate the development of the Internet of Things technology, 3GPP introduced narrowband Band Internet of Things (NB-IoT) technology. The narrowband internet of things technology is an emerging technology in the field of internet of things, supports cellular data connection of low-power consumption equipment in a wide area network (wan), and is also called as a low-power consumption wide area network (LPWAN).
The existing multimode module has the processing capability of 2G, 3G and 4G network modes, and the capability comprises protocol stack processing, radio frequency processing, coding and decoding processing and the like, but the existing multimode module terminal is generally a single-card single-mode terminal and a multi-card multimode terminal, and can not switch and identify multiple network modes of a single card, thereby influencing user experience.
Disclosure of Invention
Therefore, a single-card multi-mode module is needed to solve the problem that the user experience is affected due to the fact that multiple network systems of a single card cannot be switched and identified.
A single-card multi-mode module, the single-card multi-mode module comprising:
the SIM card seat is used for inserting an SIM card;
the first network component is connected with the SIM card seat and used for judging whether the SIM card is a narrowband Internet of things card in an awakening mode: if the SIM card is a narrow-band Internet of things card, the first network component registers a narrow-band Internet of things network, and if the SIM card is not the narrow-band Internet of things card, the first network component enters a sleep mode;
a second network component connected with the first network component and used for entering a working mode and transmitting the working mode to the SIM card holder when the first network component enters a sleep mode and judging whether the type of the SIM card is a preset type or not,
if so, the second network component registers the network corresponding to the preset type,
and if not, the second network component exits the working mode.
In one embodiment, the first network component is further configured to switch from the sleep mode to the wake-up mode when the second network component exits the operating mode, and to determine whether the SIM card is a narrowband internet of things card,
if the SIM card is a narrow-band Internet of things card, the first network component registers the narrow-band Internet of things network,
and if the SIM card is not a narrow-band Internet of things card, the first network component feeds back a registration network failure signal to the SIM card seat and enters a standby mode.
In one embodiment, a signal conversion module is further connected between the first network component and the second network component, and the signal conversion module is configured to:
and converting a first trigger signal generated when the first network component enters the sleep mode into a second network starting signal, wherein the second network starting signal is used for being transmitted to the second network component and enabling the second network component to enter the working mode.
In one embodiment, the signal conversion module is further configured to:
and converting a second trigger signal generated when the second network component exits the working mode into a first network wake-up signal, wherein the first network wake-up signal is used for transmitting to the first network component and enabling the first network component to enter a wake-up mode from a sleep mode.
In one embodiment, the signal conversion module is a level converter for
Converting the first trigger signal into the second network starting signal by adjusting the voltage amplitude;
and converting the second trigger signal into the first network wake-up signal by adjusting the voltage amplitude.
In one embodiment, the first network component is connected to the signal conversion module through a wake-up pin, and configured to receive the first network wake-up signal through the wake-up pin.
In one embodiment, the first network component further transmits the first trigger signal to the signal conversion module through the wake-up pin.
In one embodiment, the first trigger signal is a voltage signal output through the wake-up pin when the first network component enters a sleep mode.
In one embodiment, the second network component is further connected to the signal conversion module through a switch pin, and is configured to send the second trigger signal to the signal conversion module through the switch pin. In one embodiment, the second network component is further configured to receive the second network initiation signal through the switch pin.
In one embodiment, the second trigger signal is a voltage signal output through the switch pin when the second network component exits the operating mode.
In one embodiment, the first network component is a narrowband internet of things chip.
In one embodiment, the second network component is connected to a corresponding pin of the first network component through a level control pin and a general input/output pin, and the first network component is connected to the corresponding pin of the SIM card socket through the level control pin and the general input/output pin, so that the second network component is transparently connected to the SIM card socket and determines whether the type of the SIM card is a preset type.
In one embodiment, the general input and output pins include a clock pin, a data pin and a reset pin.
A single-card multi-mode module comprises an SIM card seat, a first network component and a second network component, wherein the SIM card seat is used for inserting an SIM card; the first network component is connected with the SIM card seat and used for judging whether the SIM card is a narrowband Internet of things card in an awakening mode: if the SIM card is a narrow-band Internet of things card, the first network component registers a narrow-band Internet of things network, and if the SIM card is not the narrow-band Internet of things card, the first network component enters a sleep mode; and the second network component is connected with the first network component and used for entering a working mode and transmitting the working mode to the SIM card seat when the first network component enters the sleep mode, judging whether the type of the SIM card is a preset type or not, registering a network corresponding to the preset type by the second network component if the type of the SIM card is the preset type, and exiting the working mode by the second network component if the type of the SIM card is not the preset type. The second network component is transmitted to the SIM card seat through the first network component, single-card multi-mode switching is carried out when the first network component enters the sleep mode, switching of multiple network modes can be accurately and efficiently achieved, and user experience is improved.
Drawings
Fig. 1 is a schematic structural diagram of a single-card multimode module according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a single-card multimode module according to another embodiment of the present application.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth to provide a thorough understanding of the present application, and in the accompanying drawings, preferred embodiments of the present application are set forth. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. This application is capable of embodiments in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The embodiment of the present application provides a single-card multi-mode module, as shown in fig. 1, the single-card multi-mode module includes:
a SIM card socket 110 for inserting a SIM card;
the SIM card holder 110 is used to hold SIM cards, which have evolved from the first generation to Nano-SIM cards, and the central impetus is the industry planning of mobile phones. The SIM card holder 110 is developed simultaneously with the SIM card, the first generation of SIM has an IC card size, and as long as the Nano-SIM card is a nail cover size, the size of the SIM card holder 110 is correspondingly reduced. The intention is to save more body space, and conversely, more compact body space does not meet the specification of the SIM card.
The first network component 120 is connected to the SIM card socket 110, and configured to determine whether the SIM card is a narrowband internet of things card in the wake-up mode: if the SIM card is a narrowband internet of things card, the first network component 120 registers a narrowband internet of things network, and if the SIM card is not a narrowband internet of things card, the first network component 120 enters a sleep mode;
after the first network component 120 is powered on, the power-on button can be pressed to start up the network. After the network is started, the first network component 120 enters an awake mode, and in the awake mode, the first network component 120 queries whether the public network supports the NB network, and determines whether the SIM card is a narrowband internet of things card, if the SIM card used is the NB card, the first network component 120 performs normal network injection work, and the second network component 130 is in a power-off state. If the SIM card used is a non-NB card, the first network component 120 enters a sleep mode.
In one embodiment, the first network component 120 is a narrowband Band internet of Things (NB-IoT) chip.
The NB-IoT chip is an integrated chip based on narrowband Internet of things technology. The narrowband internet of things technology is an emerging technology in the field of internet of things in recent years, supports cellular data connection of low-power-consumption equipment in a wide area network (wan), and is also called as a low-power-consumption wide area network (LPWAN). NB-IoT supports efficient connectivity for devices with long standby time and high requirements for network connectivity. For the NB-IoT chip, the awake mode may be an active mode, and the sleep mode may be a deep sleep mode.
The second network component 130 is connected to the first network component 120, and configured to enter a working mode and transmit the working mode to the SIM card socket 110 when the first network component 120 enters the sleep mode, and determine whether the type of the SIM card is a preset type, if so, the second network component 130 registers a network corresponding to the preset type, and if not, the second network component 130 exits the working mode.
When the first network element 120 enters the sleep mode, the first network element 120 sends a trigger signal to the second network element 130, so that the second network element 130 enters the working mode. The second network component 130 will pass through to the SIM card holder 110 after entering the working mode. Transparent transmission (pass-through) refers to that the communication is only responsible for transmitting the transmitted content from the source address to the destination address regardless of the transmitted service content, and no change is made to the content of the service data. The second network component 130 transparently transmits the information to the SIM card socket 110, and determines whether the type of the SIM card inserted into the SIM card socket 110 is a preset type, where the preset type refers to a preset network type that can be supported by the second network component 130, and the network type is a network type, for example, the network type may be a network type of a mobile phone, such as: CDMA, GSM, WCDMA, 3G, 4G, and 4GTD LTE, etc.
In one embodiment, the first network component 120 and the second network component 130 are powered using the power management chip 150.
The Power Management chip (Power Management Integrated Circuits) is a chip which plays roles of conversion, distribution, detection and other electric energy Management on electric energy in an electronic equipment system and is mainly responsible for identifying the Power supply amplitude of a CPU (Central processing Unit), generating corresponding short moment waves and pushing a rear-stage circuit to output Power. Common power management chips include HIP6301, IS6537, RT9237, ADP3168, KA7500, TL494 and the like.
In one embodiment, the second network component 130 is connected to a corresponding pin of the first network component 120 through a level control pin and a general purpose input/output pin, and the first network component 120 is connected to a corresponding pin of the SIM card socket 110 through the level control pin and the general purpose input/output pin, so that the second network component 130 is transparently connected to the SIM card socket 110, and determines whether the type of the SIM card is a preset type.
The level control pin of the second network component 130 is connected to the level control pin of the first network component 120, and the general purpose input/output pin of the second network component 130 is connected to the general purpose input/output pin of the first network component 120. And the level control pin and the general input/output pin of the first network component 120 are connected with the level control pin and the general input/output pin of the SIM card socket 110, so that the second network component 130 is transmitted to the SIM card socket 110, and the type of the SIM card inserted into the SIM card socket 110 is determined.
In one embodiment, the general input and output pins include a clock pin, a data pin, and a reset pin.
After the second network component 130 is powered on, the SIM holder need not be connected, but rather is directly connected to the level control pin and the general purpose input output pin of the first network component 120. Wherein the level control pin may be VSIMA pin, the general purpose input output pin comprising: SIM _ CLK clock pin, SIM _ DATA pin, SIM _ RST reset pin. I.e. V of the second network component 130SIMV of pin and first network component 120SIMPin connections, the SIM _ CLK clock pin, SIM _ DATA DATA pin, and SIM _ RST reset pin of second network component 130 correspond to the SIM _ CLK clock pin, SIM _ DATA DATA pin, and SIM _ RST reset pin of first network component 120And (4) connecting. And V of SIM card socket 110SIMV of pin and first network component 120SIMThe SIM _ CLK clock pin, the SIM _ DATA pin, and the SIM _ RST reset pin of the SIM card socket 110 are connected to the SIM _ CLK clock pin, the SIM _ DATA pin, and the SIM _ RST reset pin of the first network component 120. Finally, the second network component 130 is transparently transmitted to the SIM card holder 110, so as to determine the type of the SIM card inserted into the SIM card holder 110.
In one embodiment, the first network component 120 is further configured to switch the sleep mode to the wake-up mode when the second network component 130 exits the operating mode, and re-determine whether the SIM card is a narrowband internet of things card, if the SIM card is a narrowband internet of things card, the first network component 120 registers the narrowband internet of things network, and if the SIM card is not a narrowband internet of things card, the first network component 120 feeds back a registration network failure signal to the SIM card socket 110 and enters the standby mode.
When the first network component 120 is powered on and does not detect the SIM card supporting the narrowband internet of things, the first network component 120 enters a sleep mode, the single-card multi-mode module is switched to the second network component 130, and if the second network component 130 fails to detect the preset type of SIM card, the second network component 130 cannot be registered for network access, and then the second network component 130 is powered off. When the second network component 130 exits the operating mode, the first network component 120 is woken up and enters the wake-up mode to resume normal operation, and the second network component 130 is in a power-off state. After the first network component 120 enters the wake-up mode again, it is determined again whether the SIM card is a narrowband internet of things card, if the SIM card is a narrowband internet of things card, it may be a first determination error, and the first network component 120 registers the narrowband internet of things network. If the SIM card is not a narrowband internet of things card, the first network component 120 feeds back a registration network failure signal to the SIM card socket 110 and enters a standby mode, where the registration network failure signal is used to identify that neither the first network component 120 nor the second network component 130 supports the network system of the inserted SIM card.
In one embodiment, the first network component 120 and the second network component 130 are further connected to a signal conversion module 140, as shown in fig. 2, the signal conversion module 140 is configured to: the first trigger signal generated when the first network component 120 enters the sleep mode is converted into a second network start signal, and the second network start signal is used for transmitting to the second network component 130, and the second network component 130 enters the working mode.
A signal conversion module 140 is disposed between the first network component 120 and the second network component 130, and two sides of the signal conversion module 140 are respectively connected to the first network component 120 and the second network component 130. When the first network component 120 enters the sleep mode, a first trigger signal is generated, and the first trigger signal is transmitted to the signal conversion module 140, the signal conversion module 140 may generate a second network start signal according to the first trigger signal, the second network start signal is matched with the second network component 130, and the second network component 130 receives the second network start signal and enters the working mode.
In one embodiment, the signal conversion module 140 is further configured to: the second trigger signal generated when the second network component 130 exits the operating mode is converted into a first wake-on-lan signal, where the first wake-on-lan signal is used to transmit the first wake-on-lan signal to the first network component 120, and the first network component 120 enters the wake-up mode from the sleep mode.
The second trigger signal is generated when the second network component 130 exits the operational mode. The second network component 130 transmits the second trigger signal to the signal conversion module 140, so that the signal conversion module 140 generates a first wake-on-lan signal according to the second trigger signal, the first wake-on-lan signal is matched with the first network component 120, and the first network component 120 enters the wake-up mode when receiving the first wake-on-lan signal.
In one embodiment, the signal conversion module 140 is a level shifter, configured to convert the first trigger signal into a second network initiation signal by adjusting the voltage amplitude; and converting the second trigger signal into a first network wake-up signal by adjusting the voltage amplitude.
When the first network component 120 enters the sleep mode, a first trigger signal is generated and transmitted to the signal conversion module 140, the signal conversion module 140 may adjust a voltage amplitude of the first trigger signal to generate a second network start signal, the second network start signal is matched with the second network component 130, and the second network component 130 receives the second network start signal and enters the working mode. The second trigger signal is generated when the second network component 130 exits the operational mode. The second network component 130 transmits the second trigger signal to the signal conversion module 140, so that the signal conversion module 140 adjusts the voltage amplitude of the second trigger signal and generates a first wake-on-lan signal, the first wake-on-lan signal is matched with the first network component 120, and the first network component 120 enters the wake-up mode when receiving the first wake-on-lan signal.
In one embodiment, the first network component 120 is connected to the signal conversion module 140 through the wake-up pin 121, and is configured to receive the first network wake-up signal through the wake-up pin 121.
The first network component 120 is provided with a wake-up pin 121, and the first network component 120 is connected to the signal conversion module 140 through the wake-up pin 121. The second trigger signal is generated when the second network component 130 exits the operational mode. The second network component 130 transmits the second trigger signal to the signal conversion module 140, so that the signal conversion module 140 adjusts the voltage amplitude of the second trigger signal and generates a first wake-on-lan signal, the first wake-on-lan signal is matched with the first network component 120, and the first network component 120 enters the wake-up mode when receiving the first wake-on-lan signal through the wake-up pin 121.
In one embodiment, the first network component 120 further transmits the first trigger signal to the signal conversion module 140 through the wake-up pin 121.
When the first network component 120 enters the sleep mode, a first trigger signal is generated, and the first trigger signal is transmitted to the signal conversion module 140 through the wake-up pin 121, the signal conversion module 140 can generate a second network start signal according to the first trigger signal, the second network start signal is matched with the second network component 130, and the second network component 130 enters the working mode when receiving the second network start signal.
In one embodiment, the first trigger signal is a voltage signal output through the wake-up pin 121 when the first network component 120 enters the sleep mode.
The first trigger signal is a voltage signal, the voltage signal output by the wake-up pin 121 is transmitted to the signal conversion module 140 when the first network component 120 enters the sleep mode, the signal conversion module 140 is a level conversion module, a second network start signal is generated by changing a voltage amplitude of the first trigger signal, and the second network start signal is used for driving the second network component 130 to enter the working mode.
In one embodiment, the second network component 130 is further connected to the signal conversion module 140 through a switch pin, and is configured to transmit the second trigger signal to the signal conversion module 140 through the switch pin.
The second network component 130 is provided with a switch pin 131, and when the second network component 130 exits the operating mode, a second trigger signal is generated. The second network component 130 further transmits the second trigger signal to the signal conversion module 140 through the switch pin 131, so that the signal conversion module 140 adjusts the voltage amplitude of the second trigger signal and generates the first wake-on-lan signal, the first wake-on-lan signal is matched with the first network component 120, and the first network component 120 enters the wake-up mode when receiving the first wake-on-lan signal.
In one embodiment, the second network component 130 is further configured to receive a second network enable signal through the switch pin.
When the first network component 120 enters the sleep mode, a first trigger signal is generated, and the first trigger signal is transmitted to the signal conversion module 140, the signal conversion module 140 may adjust a voltage amplitude of the first trigger signal to generate a second network start signal, the second network start signal is matched with the second network component 130, and the second network component 130 further receives the second network start signal through the switch pin 131 to enter the working mode.
In one embodiment, the second trigger signal is a voltage signal output through a switch pin when the second network component 130 exits the operating mode.
The second trigger signal is a voltage signal, the second network component 130 outputs the voltage signal to the signal conversion module 140 through the switch pin 131 when exiting the working mode, the signal conversion module 140 is a level conversion module, and the first network wake-up signal is generated by changing a voltage amplitude of the second trigger signal.
In one embodiment, the first network component 120 transmits the first trigger signal to the signal conversion module 140 through the wake-up pin 121, and the second network component 130 is connected to the signal conversion module 140 through the switch pin. The first network component 120 receives the first network wake-up signal through the wake-up pin; and transmitting the first trigger signal to the signal conversion module through the wake-up pin. The second network component 130 sends the second trigger signal to the signal conversion module through the switch pin, and receives the second network start signal through the switch pin.
A single-card multi-mode module comprises a SIM card holder 110, a first network component 120 and a second network component 130, wherein the SIM card holder 110 is used for inserting a SIM card; the first network component 120 is connected to the SIM card socket 110, and configured to determine whether the SIM card is a narrowband internet of things card in the wake-up mode: if the SIM card is a narrowband internet of things card, the first network component 120 registers a narrowband internet of things network, and if the SIM card is not a narrowband internet of things card, the first network component 120 enters a sleep mode; the second network component 130 is connected to the first network component 120, and configured to enter a working mode and transmit the working mode to the SIM card socket 110 when the first network component 120 enters the sleep mode, and determine whether the type of the SIM card is a preset type, if so, the second network component 130 registers a network corresponding to the preset type, and if not, the second network component 130 exits the working mode. The second network component 130 transmits the information to the SIM card socket 110 through the first network component 120, and performs single-card multi-mode switching when the first network component 120 enters the sleep mode, so that multiple network modes can be accurately and efficiently switched, and user experience is improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features. It should be noted that "in one embodiment," "for example," "as another example," and the like, are intended to illustrate the application and are not intended to limit the application.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (9)
1. A single-card multi-mode module, comprising:
the SIM card seat is used for inserting an SIM card;
the first network component is connected with the SIM card seat and is a narrow-band Internet of things chip; for use in the wake-up mode of operation,
if the SIM card is a narrow-band Internet of things card, the first network component registers the narrow-band Internet of things network,
if the SIM card is not a narrow-band Internet of things card, the first network component enters a sleep mode;
a second network component connected to the first network component, for entering a working mode and transmitting to the SIM card socket when the first network component enters a sleep mode,
if the type of the SIM card is a preset type, the second network component registers a network corresponding to the preset type,
if the type of the SIM card is not a preset type, the second network component exits the working mode;
a signal conversion module is further connected between the first network component and the second network component, the signal conversion module is configured to convert a first trigger signal generated when the first network component enters a sleep mode into a second network start signal, and the second network start signal is configured to be transmitted to the second network component and enable the second network component to enter a working mode.
2. The single-card multimode module according to claim 1, wherein said signal conversion module is further configured to:
and converting a second trigger signal generated when the second network component exits the working mode into a first network wake-up signal, wherein the first network wake-up signal is used for transmitting to the first network component and enabling the first network component to enter a wake-up mode from a sleep mode.
3. The single-card multimode module of claim 2, wherein the signal conversion module is a level shifter for converting a level of a signal into a voltage
Converting the first trigger signal into the second network starting signal by adjusting the voltage amplitude;
and converting the second trigger signal into the first network wake-up signal by adjusting the voltage amplitude.
4. The single-card multi-mode module according to claim 2, wherein the first network component is connected to the signal conversion module via a wake-up pin for receiving the first network wake-up signal via the wake-up pin.
5. The single-card multi-mode module according to claim 4, wherein the first network component further transmits the first trigger signal to the signal conversion module via the wake-up pin.
6. The single-card multimode module according to claim 2, wherein the second network component is further connected to the signal conversion module through a switch pin, for sending the second trigger signal to the signal conversion module through the switch pin.
7. The single-card multimode module of claim 6, wherein the second network component is further configured to receive the second network enable signal through the switch pin.
8. The single-card multimode module according to claim 1,
the second network component is connected with a corresponding pin of the first network component through a level control pin and a general input output pin,
the first network component is connected with the corresponding pins of the SIM card holder by using level control pins and general input and output pins so as to enable the second network component to be connected to the SIM card holder in a transparent transmission manner.
9. The single-card multi-mode module according to claim 8, wherein the general purpose input and output pins include a clock pin, a data pin, and a reset pin.
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